Home / 15,835.45-23,757.93-4,742.50

Finding the Fourth Proportional to 15,835.45, 23,757.93 and 4,742.50

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Solution

The fourth proportional to 15,835.45, 23,757.93 and 4,742.50 is: 7,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.45 : 23,757.93 = 4,742.50 : x
  2. Step 2: Convert to fraction form
    15,835.45/23,757.93 = 4,742.50/x
  3. Step 3: Cross multiply
    15,835.45x = 23,757.93 × 4,742.50
  4. Step 4: Simplify right side
    15,835.45x = 112,671,983.03
  5. Step 5: Solve for x
    x = 112,671,983.03/15,835.45
  6. Step 6: Final answer
    x = 7,115.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.